<?php

/**
 * Smarty plugin
 * @package Smarty
 * @subpackage plugins
 */
/**
 * create full directory structure
 *
 * @param string $dir
 */
// $dir
function smarty_core_create_dir_structure($params, &$smarty) {
	if(! file_exists($params['dir'])) {
		$_open_basedir_ini = ini_get('open_basedir');
		if(DIRECTORY_SEPARATOR == '/') {
			/* unix-style paths */
			$_dir = $params['dir'];
			$_dir_parts = preg_split('!/+!', $_dir, - 1, PREG_SPLIT_NO_EMPTY);
			$_new_dir = (substr($_dir, 0, 1) == '/') ? '/' : getcwd() . '/';
			if($_use_open_basedir = ! empty($_open_basedir_ini)) {
				$_open_basedirs = explode(':', $_open_basedir_ini);
			}
		} else {
			/* other-style paths */
			$_dir = str_replace('\\', '/', $params['dir']);
			$_dir_parts = preg_split('!/+!', $_dir, - 1, PREG_SPLIT_NO_EMPTY);
			if(preg_match('!^((//)|([a-zA-Z]:/))!', $_dir, $_root_dir)) {
				/* leading "//" for network volume, or "[letter]:/" for full path */
				$_new_dir = $_root_dir[1];
				/* remove drive-letter from _dir_parts */
				if(isset($_root_dir[3]))
					array_shift($_dir_parts);
			} else {
				$_new_dir = str_replace('\\', '/', getcwd()) . '/';
			}
			if($_use_open_basedir = ! empty($_open_basedir_ini)) {
				$_open_basedirs = explode(';', str_replace('\\', '/', $_open_basedir_ini));
			}
		}
		/* all paths use "/" only from here */
		foreach($_dir_parts as $_dir_part) {
			$_new_dir .= $_dir_part;
			if($_use_open_basedir) {
				// do not attempt to test or make directories outside of open_basedir
				$_make_new_dir = false;
				foreach($_open_basedirs as $_open_basedir) {
					if(substr($_new_dir, 0, strlen($_open_basedir)) == $_open_basedir) {
						$_make_new_dir = true;
						break;
					}
				}
			} else {
				$_make_new_dir = true;
			}
			if($_make_new_dir && ! file_exists($_new_dir) && ! @mkdir($_new_dir, $smarty->_dir_perms) && ! is_dir($_new_dir)) {
				$smarty->trigger_error("problem creating directory '" . $_new_dir . "'");
				return false;
			}
			$_new_dir .= '/';
		}
	}
}
/* vim: set expandtab: */
?>
